[INFO] cloning repository https://github.com/ClarkWalker/rust_wasm_yew_demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ClarkWalker/rust_wasm_yew_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FClarkWalker%2Frust_wasm_yew_demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FClarkWalker%2Frust_wasm_yew_demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a38721892dabe6687fcde7fd4454adad5864913
[INFO] building ClarkWalker/rust_wasm_yew_demo against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FClarkWalker%2Frust_wasm_yew_demo" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ClarkWalker/rust_wasm_yew_demo on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ClarkWalker/rust_wasm_yew_demo
[INFO] finished tweaking git repo https://github.com/ClarkWalker/rust_wasm_yew_demo
[INFO] tweaked toml for git repo https://github.com/ClarkWalker/rust_wasm_yew_demo written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ClarkWalker/rust_wasm_yew_demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e79a729e61e267ac8ca893f092d7e573797836971571e6f9cf982db42a99ec9e
[INFO] running `Command { std: "docker" "start" "-a" "e79a729e61e267ac8ca893f092d7e573797836971571e6f9cf982db42a99ec9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e79a729e61e267ac8ca893f092d7e573797836971571e6f9cf982db42a99ec9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e79a729e61e267ac8ca893f092d7e573797836971571e6f9cf982db42a99ec9e", kill_on_drop: false }`
[INFO] [stdout] e79a729e61e267ac8ca893f092d7e573797836971571e6f9cf982db42a99ec9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41bc51024cbc4d1b9438c7869ef7bb11978ec1083046478abab5f0a2609acd31
[INFO] running `Command { std: "docker" "start" "-a" "41bc51024cbc4d1b9438c7869ef7bb11978ec1083046478abab5f0a2609acd31", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]    Compiling cc v1.0.27
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.3
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling base-x v0.2.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.11
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling stdweb v0.4.12
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling backtrace-sys v0.1.26
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling http v0.1.14
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]    Compiling failure v0.1.3
[INFO] [stderr]    Compiling stdweb-derive v0.5.1
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.4
[INFO] [stderr]    Compiling yew v0.4.0
[INFO] [stderr]    Compiling _2018_12_19_wasm_demo_02 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/334963c956d25708feab489a3816ae63f639355d/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/334963c956d25708feab489a3816ae63f639355d/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcFK7wUf/symbols.o" "<10 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libyew-a902a9d0b49c4e37.rlib,libstdweb-b746523bb13f5dcc.rlib,libdiscard-11fc78d17c12a98b.rlib,libstdweb_internal_runtime-3130a0fd86e6ee4d.rlib,libserde_json-c2ae948e706ef401.rlib,libryu-3cc53d8dbf5aa558.rlib,libserde-b64594244bd66a99.rlib,libhttp-d36299177e6045ee.rlib,libitoa-24e6507aebce4121.rlib,libfnv-12606c81bfa8a024.rlib,libbytes-119574c72a651c0a.rlib,libiovec-7702a2da9b45297a.rlib,libbyteorder-6dc16315569e2758.rlib,liblog-26ce667aff103edc.rlib,libfailure-e32090002f6e0ca8.rlib,libbacktrace-cd655dc481a5d173.rlib,libbacktrace_sys-1e32c95788278481.rlib,librustc_demangle-870bc9547118cc4d.rlib,libcfg_if-0b4714108c1c3450.rlib,liblibc-3bfe5b75e4a3f109.rlib}" "/opt/rustwide/rustup-home/toolchains/334963c956d25708feab489a3816ae63f639355d/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-d6f1d924b2f4233e.rlib,libpanic_unwind-00eb06e39850f679.rlib,libobject-d0382f11baa011b6.rlib,libmemchr-b7e2e2c1a7e4643d.rlib,libaddr2line-30ced7f1999cfa29.rlib,libgimli-3ee7e14c58e31ebd.rlib,librustc_demangle-a4f649bba77ffcc5.rlib,libstd_detect-c89a3ce7ad7c3dbd.rlib,libhashbrown-e1ce1d3d110c6707.rlib,librustc_std_workspace_alloc-e0604fecbf0f39dc.rlib,libminiz_oxide-0a9c6172f04822cc.rlib,libadler2-14a33f7117abcee7.rlib,libunwind-24c16adbe5e57356.rlib,libcfg_if-d2688d4a5c8e415b.rlib,liblibc-8ff7ba6d97853f27.rlib,liballoc-5c001d095eb077ec.rlib,librustc_std_workspace_core-395a38b8e0851c9b.rlib,libcore-d453bab70303062c.rlib,libcompiler_builtins-dd545221bb4f4734.rlib}" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-B/opt/rustwide/rustup-home/toolchains/334963c956d25708feab489a3816ae63f639355d/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-a11ef13f145e1e27/out" "-L" "/opt/rustwide/rustup-home/toolchains/334963c956d25708feab489a3816ae63f639355d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/_2018_12_19_wasm_demo_02-b9e851cca8a39b0e" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: undefined symbol: emscripten_asm_const_int
[INFO] [stdout]           >>> referenced by macros.rs:91 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/stdweb-0.4.12/src/webcore/macros.rs:91)
[INFO] [stdout]           >>>               yew-a902a9d0b49c4e37.yew.c9f2dce1b1a8f944-cgu.1.rcgu.o:(yew::virtual_dom::vtag::VTag$LT$CTX$C$COMP$GT$::apply_diffs::snippet::__cargo_web_snippet_0da47658267a7497de743e1b0892f992ba6ca6ef::h61af9fefd5566bc8) in archive /opt/rustwide/target/debug/deps/libyew-a902a9d0b49c4e37.rlib
[INFO] [stdout]           >>> referenced by macros.rs:91 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/stdweb-0.4.12/src/webcore/macros.rs:91)
[INFO] [stdout]           >>>               yew-a902a9d0b49c4e37.yew.c9f2dce1b1a8f944-cgu.1.rcgu.o:(yew::virtual_dom::vtag::VTag$LT$CTX$C$COMP$GT$::apply_diffs::snippet::__cargo_web_snippet_6a77b2f2accec26fefbfa0d864061d26f40f8f6f::h17feff620d4b4962) in archive /opt/rustwide/target/debug/deps/libyew-a902a9d0b49c4e37.rlib
[INFO] [stdout]           >>> referenced by macros.rs:91 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/stdweb-0.4.12/src/webcore/macros.rs:91)
[INFO] [stdout]           >>>               yew-a902a9d0b49c4e37.yew.c9f2dce1b1a8f944-cgu.1.rcgu.o:(yew::virtual_dom::vtag::set_attribute::snippet::__cargo_web_snippet_da2febd72f9938d90bc2bf2905643f595b07abd9::h47b5c0aba9e643ae) in archive /opt/rustwide/target/debug/deps/libyew-a902a9d0b49c4e37.rlib
[INFO] [stdout]           >>> referenced 50 more times
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: emscripten_pause_main_loop
[INFO] [stdout]           >>> referenced by emscripten.rs:11 (src/webcore/ffi/emscripten.rs:11)
[INFO] [stdout]           >>>               stdweb-b746523bb13f5dcc.stdweb.28cde824124f1ec4-cgu.07.rcgu.o:(stdweb::webcore::ffi::emscripten::event_loop::h1611c65d31d037fa) in archive /opt/rustwide/target/debug/deps/libstdweb-b746523bb13f5dcc.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: emscripten_set_main_loop
[INFO] [stdout]           >>> referenced by emscripten.rs:11 (src/webcore/ffi/emscripten.rs:11)
[INFO] [stdout]           >>>               stdweb-b746523bb13f5dcc.stdweb.28cde824124f1ec4-cgu.07.rcgu.o:(stdweb::webcore::ffi::emscripten::event_loop::h1611c65d31d037fa) in archive /opt/rustwide/target/debug/deps/libstdweb-b746523bb13f5dcc.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `_2018_12_19_wasm_demo_02` (bin "_2018_12_19_wasm_demo_02") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "41bc51024cbc4d1b9438c7869ef7bb11978ec1083046478abab5f0a2609acd31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41bc51024cbc4d1b9438c7869ef7bb11978ec1083046478abab5f0a2609acd31", kill_on_drop: false }`
[INFO] [stdout] 41bc51024cbc4d1b9438c7869ef7bb11978ec1083046478abab5f0a2609acd31
